Sanitary telephone-transmitter cover.



S. HIGUCHL SANITARY TELEPHONE TRANSMITTER COVER.

APPLICAHOH FILED JUNE 4.1917.

Patented Mar. 26, 1918.

. tune a greater efliciency "ing a rubber cap UNITED STATES PATENTOFFICE.

snmoiiiencni, or Los ANGELES, CALIFORNIA.

SANITARY TELEPHONE-TRANSMITTER COVER.-

.To all whom it may'concem Be it known that I, "Sumo HIG OHI, a subjectof the Emperor of Japan, residing at Los Angeles, in the county of LosAngeles and Stateof California, have invented a new and useful SanitaryTelephone-Transmitter Cover,- of which the following is a specification.v v

This invention relates to and is designed to provide a novel and usefulcover or cap for telephone transmitters so that the use of the same willrender the telephone more sanitaryfor the operator, while at the "samewill be secured in the transmission of sound.

An object of this invention is to provide a device of this characterwhich will be inconspicuouswhen applied, and which is simple and ofcheap construction, and which can be easily and quickly secured in orremoved from position.

To these ends the invention consists in certain novel and peculiarfeatures of construction and arrangement of parts, as herein afterdescribed and claimed, and in. order that itmay be fully understoodreference is to be had tothe accompanying drawings, in which Figure 1represents in section a telephone transmitter mouth-piece with acoverembodying my invention, applied thereto; Fig.

front elevation of the same; Fig. 3 is modified form, show- 2 is a avertical sectlon of a of shellac or glue; Fig. 4 showsa modified formhaving a disk in the center of the cover to increase the vibrationthereof; Fig. 5 is afmodified form having ,a corrugated surface; andFig. (Sis a modified form con- I sisting of a plain rubber cap withreinforcing edge. Fig. 7 shows a telephone hav ing my invention appliedthereto.

Referring vto the drawings: The cover shown in Fig. 1, consist-s of aresilient disk 'TQprferably of mica, and provided with apertures 8, anda securing and retaining flange'9, of soft elastic rubber, comprising akeeper for-the cover, and havlng a rein-' forcing-flange l0.

The. modified form shown in Fig. 3, con

Specification of Letters Patent.

Application filed June 4, 1917.

'or, cover having a coating v ture, of an annular elastic securing ringPatented Mar. 26, 1918.

Serial No.'172,689.

sists of an elastic thin rubber cap 11, provided with apertures- 12,reinforced with eyelets 13, and a coating 14, of glue or shellacupon'the rubber cap.

The modified form shown in Fig. 4, consists of an elastic and resilientrubber cap 15, provided with a series of reinforced aper tures 16, and avibratory disk 17, in the center thereof.

The modified'form of cover shown in Fig. 5, consists of a corrugatedresilient disk 18, having an elastic rubber keeper or securing flange19.

The modified form shownin Fig. 6 consists of a plain thin rubber cover20, provided with the reinforcing edge 10.

In the forms shown I have provided a for the transmission of soundwaves, and

further provide a means for speedy removal of the device for cleansingpurposes.

In each form shown, the disk may be inscribed with advertising legendsif desired. The invention is obviously susceptible of modificationin themode of attachment, in the character of the vibratory means, and in thecharacter of the sound amplifying means.

hat is claimed is: 1. The combination with a resilient clo:

sure means having a series of apertures and I a reinforcement on theedge of each apertherefor.

2. A telephone transmitter cover, comprising a rubber cap stretched overthe transmitter mouth-piece, and having aper-' tures, and eyelets intheiapertures.

3. A telephone transmitter cover, comprising an elastic fabric tenselydrawn over the mouth-piece, and aseries of eyelets in the fabric.

4:. In a telephone transmitter cover,.the combination with a tensedelastic mouthpiece closure, of a series of eyelets therein, and aVibration amplifier in the center thereof.

5. In a telephone transmitter cover, the

combination with resilient mouth-piece (210- piece closure means ofvibratory amplify- 10 sure means, of vibratory amplifying means mg meanssecured thereto. fixed thereto. I In testimony whereof l hereunto afiixmy 6. Aanelaastic btelephogeb transmitter .closignature this 28th day ofMay 1917. 5 sure a apte to e tense y stretchin over the mouth-piece,havin a series of aper SHIRO HIGUCHIV' tures, and eyelet rein orcementsfor the Witnesses: apertures. Mnsnyosnr KOJIMA, 7. The combination withvibratory mouth- TABHITAKA HAMADA.

